Home / 2,188,245.38-3,515,901.19

Finding the Third Proportional to 2,188,245.38 and 3,515,901.19

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Solution

The third proportional to 2,188,245.38 and 3,515,901.19 is: 5,649,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,245.38 : 3,515,901.19 = 3,515,901.19 : x
  2. Step 2: Convert to fraction form
    2,188,245.38/3,515,901.19 = 3,515,901.19/x
  3. Step 3: Cross multiply
    2,188,245.38x = 3,515,901.19 × 3,515,901.19
  4. Step 4: Simplify right side
    2,188,245.38x = 12,361,561,160,263.91
  5. Step 5: Solve for x
    x = 12,361,561,160,263.91/2,188,245.38
  6. Step 6: Final answer
    x = 5,649,074.51

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.